Construct a chart for the birth time.

Determine the degrees and minutes of the Sun and other planets and planetary bodies.

Determine if the Sun is weak or strong
Sun is never weak, however, it gets added strength in Aries and Leo


Determine if the Sun is positive or negative.
North Node, South Node and Saturn by special aspects make Sun negative
Jupiter, Venus and Moon by special aspects make Sun positive


First of all Sun has general meanings.

For example Sun rules eldest brother or marriage (in woman's chart). It has got many other meanings


Secondly Sun has meanings according to house placement and ruler ship.


Whenever the Natal Sun gets activated (by transits or progressions). The Primary and Secondary properties ascribed to it get activated in a positive or negative way or in a strong or weak way. In traditional astrology, Sun is the Pivot